101366 has 4 divisors (see below), whose sum is σ = 152052. Its totient is φ = 50682.

The previous prime is 101363. The next prime is 101377. The reversal of 101366 is 663101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 663101 = 59 ⋅11239.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25340 + ... + 25343.

It is an arithmetic number, because the mean of its divisors is an integer number (38013).

2¹⁰¹³⁶⁶ is an apocalyptic number.

101366 is a deficient number, since it is larger than the sum of its proper divisors (50686).

101366 is an equidigital number, since it uses as much as digits as its factorization.

101366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50685.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 101366 is about 318.3802757710. The cubic root of 101366 is about 46.6262802515.

Adding to 101366 its reverse (663101), we get a palindrome (764467).

The spelling of 101366 in words is "one hundred one thousand, three hundred sixty-six".